Home / 10,861,846.56-14,987,682-6,277,282.56

Finding the Fourth Proportional to 10,861,846.56, 14,987,682 and 6,277,282.56

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Solution

The fourth proportional to 10,861,846.56, 14,987,682 and 6,277,282.56 is: 8,661,686.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,846.56 : 14,987,682 = 6,277,282.56 : x
  2. Step 2: Convert to fraction form
    10,861,846.56/14,987,682 = 6,277,282.56/x
  3. Step 3: Cross multiply
    10,861,846.56x = 14,987,682 × 6,277,282.56
  4. Step 4: Simplify right side
    10,861,846.56x = 94,081,914,833,425.91
  5. Step 5: Solve for x
    x = 94,081,914,833,425.91/10,861,846.56
  6. Step 6: Final answer
    x = 8,661,686.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.